Solution of Tower of Hanoi Problem with 4 Disks

Starting state:
A:  1  2  3  4 
B:  0  0  0  0 
C:  0  0  0  0 
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Subsequent states:

A:  0  2  3  4 
B:  0  0  0  0 
C:  0  0  0  1 
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A:  0  0  3  4 
B:  0  0  0  2 
C:  0  0  0  1 
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A:  0  0  3  4 
B:  0  0  1  2 
C:  0  0  0  0 
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A:  0  0  0  4 
B:  0  0  1  2 
C:  0  0  0  3 
------------------------------------------
A:  0  0  1  4 
B:  0  0  0  2 
C:  0  0  0  3 
------------------------------------------
A:  0  0  1  4 
B:  0  0  0  0 
C:  0  0  2  3 
------------------------------------------
A:  0  0  0  4 
B:  0  0  0  0 
C:  0  1  2  3 
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A:  0  0  0  0 
B:  0  0  0  4 
C:  0  1  2  3 
------------------------------------------
A:  0  0  0  0 
B:  0  0  1  4 
C:  0  0  2  3 
------------------------------------------
A:  0  0  0  2 
B:  0  0  1  4 
C:  0  0  0  3 
------------------------------------------
A:  0  0  1  2 
B:  0  0  0  4 
C:  0  0  0  3 
------------------------------------------
A:  0  0  1  2 
B:  0  0  3  4 
C:  0  0  0  0 
------------------------------------------
A:  0  0  0  2 
B:  0  0  3  4 
C:  0  0  0  1 
------------------------------------------
A:  0  0  0  0 
B:  0  2  3  4 
C:  0  0  0  1 
------------------------------------------
A:  0  0  0  0 
B:  1  2  3  4 
C:  0  0  0  0 
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